Tech giants have been trying to get the smartwatch right for nearly two decades. Take a tour starting with the earliest smartwatches right up to the very latest LTE models -- and all the weird and wonderful in between.

At its September 12 event, Apple is introducing the world to its iPhone X, iPhone 8, iPhone 8 Plus, Apple Watch Series 3, Apple TV - and more. Here's our scene-by-scene view from the Steve Jobs theater on Apple's new campus in Cupertino.

The Fitbit Ionic brings integrated GPS, onboard storage for music playback, smart notifications, wearable payment support, and an application platform in a very attractive and comfortable form factor with a battery life of up to four days.